20539672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151027}}^1$

素因数の和:151050

約数の個数: 16

約数和(自身を含む): 40777560

約数和(自身を除く): 20237888

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151027, 302054, 604108, 1208216, 2567459, 5134918, 10269836, 20539672]

約数ペア:

[(1, 20539672), (2, 10269836), (4, 5134918), (8, 2567459), (17, 1208216), (34, 604108), (68, 302054), (136, 151027)]